Gravity Forms 2.9.4.2

- Fixed issue with Dynamic Field Map on some add-ons including HubSpot Add-On and User Registration Add-On.
- Fixed issue with form import not properly sanitizing JSON string in some cases.
- Fixed an issue where uploaded files are not deleted on entry deletion if a custom upload path is used.

- Fixed performance issue with Generic Map settings field.
- Fixed issue with Generic Map and Dynamic Field Map not being able to filter the value drop down to include or exclude field types.
- Fixed issue with Generic Map settings field not being able to specify a custom list of choices for mapping.
- Fixed an issue where files uploaded via the multi-file upload field are corrupted when chunking is enabled using [gform_plupload_settings](https://docs.gravityforms.com/gform_plupload_settings/).

- Added a prefix to section IDs in the Settings API to make it less likely that sections and fields will have the same ID.
- Fixed an issue that prevents keyboard navigation from working in a form with multi-file upload and page fields.
- Fixed an issue that caused Javascript errors when a form is added to the page via a custom Gutenberg block such as ACF.
- Fixed an issue that caused sales results filters to show up on quiz, survey, and polls results pages.
- Fixed an issue where aria-labels for name field inputs are incorrect by removing aria-labels from fieldset inputs.
- Fixed an issue with conditional logic when targeting checkbox fields and using "is not empty" as a rule.
- Updated invisible CAPTCHA processing to reduce chances of multiple submit button clicks generating duplicate submissions.